619373325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21121}}^1$

素因数の和:21174

約数の個数: 48

約数和(自身を含む): 1131463296

約数和(自身を除く): 512089971

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 5865, 9775, 21121, 29325, 63363, 105605, 316815, 359057, 485783, 528025, 1077171, 1457349, 1584075, 1795285, 2428915, 5385855, 7286745, 8258311, 8976425, 12144575, 24774933, 26929275, 36433725, 41291555, 123874665, 206457775, 619373325]

約数ペア:

[(1, 619373325), (3, 206457775), (5, 123874665), (15, 41291555), (17, 36433725), (23, 26929275), (25, 24774933), (51, 12144575), (69, 8976425), (75, 8258311), (85, 7286745), (115, 5385855), (255, 2428915), (345, 1795285), (391, 1584075), (425, 1457349), (575, 1077171), (1173, 528025), (1275, 485783), (1725, 359057), (1955, 316815), (5865, 105605), (9775, 63363), (21121, 29325)]